CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) (Parenthetical) - $ / shares	3 Months Ended	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2019	Sep. 30, 2018
CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) [Abstract]
Cash dividends, common (in dollars per share)	$ 0.03	$ 0.03	$ 1.19
Exercise of employee stock options, shares for cashless exercise (in shares)	63,100	63,100
Exercise of employee stock options, shares for taxes (in shares)	8,597	8,597